Title:
POWER CONVERSION DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/070283
Kind Code:
A1
Abstract:
This power conversion device comprises a first stage (110) on which a first module is mounted, a second stage (120) which is stacked over the first stage (110) and on which a second module is mounted, and a refrigerant circulation circuit for circulating refrigerant to the first and second modules. The refrigerant circulation circuit includes a first cooling pipe (15) disposed on the first stage (110), a second cooling pipe (15) disposed on the second stage (120), a first connection member (10) provided to an open end of the first cooling pipe (15), a second connection member (10) provided to an open end of the second cooling pipe (15), a connection pipe (40) for connecting the first connection member (10) and the second connection member (10), a first coupler (CP1) which couples a first end section of the connection pipe (40) to the first connection member (10), and a second coupler (CP2) which couples a second end section of the connection pipe (40) to the second connection member (10).
Inventors:
NAKABAYASHI SHIGEYUKI (JP)
MURAKAMI SHOTARO (JP)
UDAGAWA IKUTO (JP)
MURAKAMI SHOTARO (JP)
UDAGAWA IKUTO (JP)
Application Number:
PCT/JP2019/039820
Publication Date:
April 15, 2021
Filing Date:
October 09, 2019
Export Citation:
Assignee:
TOSHIBA MITSUBISHI ELEC IND (JP)
International Classes:
H02M7/04; H01L23/473; H01L25/07; H01L25/18; H05K7/20
Foreign References:
JPH11340395A | 1999-12-10 | |||
JPH0515156A | 1993-01-22 | |||
JPH0787742A | 1995-03-31 | |||
JPH0828773A | 1996-02-02 | |||
JPH11332240A | 1999-11-30 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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